[R] last.warning and Sweave?
Dieter Menne
dieter.menne at menne-biomed.de
Tue Jun 9 21:11:21 CEST 2009
Ben Bolker <bolker <at> ufl.edu> writes:
> Sweave does something clever with warnings, which I have so far been
...
> I thought I could get around this with last.warning , but apparently
> that doesn't work -- this file doesn't produce the desired output of
> reproducing the last warning ...
>
> ========================
> \documentclass{article}
Missing \begin{document}
> Test {\tt last.warning}
>
> <<>>=
> x <- log(-1)
> L <- last.warning
> @
>
> <<>>=
> L
> @
>
> \end{document}
> ==================
No real answer, but I inserted a
print(exits("last.warning"))
which gives FALSE when sweaved, but TRUE when the tangled R file is run.
Dieter
More information about the R-help
mailing list